/Engine/Source/Developer/CollectionManager/Public/ICollectionManager.h
Returns whether or not the given collection name is valid. If false, GetLastError will return a human readable string description of the error.
bool IsValidCollectionName ( const [FString](API\Runtime\Core\Containers\FString) & CollectionName, [ECollectionShareType::Type](API\Developer\CollectionManager\ECollectionShareType\Type) ShareType ) const